Title:
PIPE JOINT AND AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2017/122505
Kind Code:
A1
Abstract:
This pipe joint (1) is provided with a front ferrule (10), a back ferrule (20), a joint main body (40) and a nut (30). The back ferrule (20) is configured such that, by being pressed axially by the nut (30), a second tip (21) is deformed radially. The front ferrule (10) is configured such that, by being pressed axially by the back ferrule (20), a first tip (11) is deformed in the radial direction of the pipe (2). The pipe joint (1) is configured so as to delay the start of deformation of the second tip until after the start of deformation of the first tip (11).
Inventors:
MARUYAMA NORIFUMI
MURAKAMI HARUHIKO
KAJINO FUMINORI
YOSHII SHIGEO
NAKATA HARUO
TANISAKA MASAKAZU
MURAKAMI HARUHIKO
KAJINO FUMINORI
YOSHII SHIGEO
NAKATA HARUO
TANISAKA MASAKAZU
Application Number:
PCT/JP2016/087911
Publication Date:
July 20, 2017
Filing Date:
December 20, 2016
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
O K KIZAI CO LTD (JP)
O K KIZAI CO LTD (JP)
International Classes:
F16L19/10; F25B41/00
Foreign References:
| US3893716A | 1975-07-08 | |||
| US3075793A | 1963-01-29 | |||
| JPS56156586A | 1981-12-03 | |||
| JP2013076456A | 2013-04-25 |
Attorney, Agent or Firm:
KOTANI, Etsuji et al. (JP)
Download PDF: